Home / 6,912.48-10,360.02-5,445.84

Finding the Fourth Proportional to 6,912.48, 10,360.02 and 5,445.84

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Solution

The fourth proportional to 6,912.48, 10,360.02 and 5,445.84 is: 8,161.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.48 : 10,360.02 = 5,445.84 : x
  2. Step 2: Convert to fraction form
    6,912.48/10,360.02 = 5,445.84/x
  3. Step 3: Cross multiply
    6,912.48x = 10,360.02 × 5,445.84
  4. Step 4: Simplify right side
    6,912.48x = 56,419,011.32
  5. Step 5: Solve for x
    x = 56,419,011.32/6,912.48
  6. Step 6: Final answer
    x = 8,161.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.